Biodegradable bone fixation implants; Bone implants composed of artificial materials; Bone screws; Bone substitutes for surgical use; Bone void fillers comprised of artificial materials; Implants consisting of artificial materials; Intramedullary nails; Medical instruments, namely, orthopedic apparatus and instruments; Spinal implants composed of artificial material; Stents; Surgical and medical apparatus and instruments for use in orthopedic surgery; Surgical apparatus and instruments; Surgi...